MicroPython: ESP8266 Deep Sleep and Wake Up Sources
This guide shows how to use deep sleep with the ESP8266 and how to wake it up with a timer or external wake up using MicroPython firmware. If you have …
ESP32 Bluetooth Classic with Arduino IDE – Getting Started
The ESP32 comes with Wi-Fi, Bluetooth Low Energy and Bluetooth Classic. In this tutorial, you’ll learn how to use ESP32 Bluetooth Classic with Arduino IDE to exchange data between an …
ESP8266 DHT11/DHT22 Temperature and Humidity Web Server with Arduino IDE
In this project you’ll create a standalone web server with an ESP8266 that displays the temperature and humidity with a DHT11 or DHT22 sensor using the Arduino IDE. The web …
ESP8266 Pinout Reference: Which GPIO pins should you use?
This article is a guide for the ESP8266 GPIOs: pinout diagrams, their functions and how to use them. The ESP8266 12-E chip comes with 17 GPIO pins. Not all GPIOs …
ESP8266 ADC – Read Analog Values with Arduino IDE, MicroPython and Lua
Both ESP8266-12E and ESP8266-07 have one ADC pin that is easily accessible. This means that those ESP8266 boards can read analog signals. In this tutorial we’ll show you how to …
ESP32 with BMP180 Barometric Sensor – Guide
This guide shows you how to use the BMP180 barometric sensor with the ESP32 to read pressure, temperature and estimate altitude. We’ll show you how to wire the sensor to …
Power ESP32/ESP8266 with Solar Panels (includes battery level monitoring)
This tutorial shows step-by-step how to power the ESP32 development board with solar panels, a 18650 lithium battery and the TP4056 battery charger module. The circuit we’ll build is also …
MicroPython: ESP32/ESP8266 with DHT11/DHT22 Web Server (Weather Station)
In this tutorial, you’re going to learn how to create a simple web server with the ESP32 or ESP8266 to display readings from the DHT11 or DHT22 temperature and humidity …
ESP32 with DHT11/DHT22 Temperature and Humidity Sensor using Arduino IDE
This tutorial shows how to use the DHT11 and DHT22 temperature and humidity sensors with the ESP32 using Arduino IDE. We’ll go through a quick introduction to these sensors, pinout, …
Complete Guide for DHT11/DHT22 Humidity and Temperature Sensor With Arduino
This article is a guide for the popular DHT11 and DHT22 temperature and humidity sensors with the Arduino. We’ll explain how it works, show some of its features and share …
MicroPython: ESP32/ESP8266 with DHT11/DHT22 Temperature and Humidity Sensor
This tutorial shows how to use the DHT11 or DHT22 temperature and humidity sensors with the ESP32 and ESP8266 development boards using MicroPython firmware. DHT Module Usage There is a …
[SOLVED] DHT11/DHT22 – Failed to read from DHT sensor
This is a troubleshooting guide for the most common issues with the DHT sensor when using ESP32, ESP8266, Arduino, or similar boards. If you get an error message in your …
ESP32/ESP8266 Digital Inputs and Digital Outputs with MicroPython
This tutorial shows how to control the ESP32 and ESP8266 GPIOs as digital inputs and digital outputs using MicroPython firmware. As an example, you’ll learn how to read the value …
ESP32/ESP8266 Analog Readings with MicroPython
This tutorial shows how to read analog values with the ESP32 and ESP8266 boards using MicroPython firmware. As an example, we’ll read the values from a potentiometer. Getting analog readings …